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Diffstat (limited to 'src/mesa/drivers/dri/radeon/radeon_subset_vtx.c')
-rw-r--r--src/mesa/drivers/dri/radeon/radeon_subset_vtx.c989
1 files changed, 0 insertions, 989 deletions
diff --git a/src/mesa/drivers/dri/radeon/radeon_subset_vtx.c b/src/mesa/drivers/dri/radeon/radeon_subset_vtx.c
deleted file mode 100644
index aa6ec73d5b..0000000000
--- a/src/mesa/drivers/dri/radeon/radeon_subset_vtx.c
+++ /dev/null
@@ -1,989 +0,0 @@
-/**
- * \file radeon_subset_vtx.c
- * \brief Vertex buffering.
- *
- * \author Keith Whitwell <keith@tungstengraphics.com>
- */
-
-/*
- * Copyright 2000, 2001 ATI Technologies Inc., Ontario, Canada, and
- * Tungsten Graphics Inc., Cedar Park, Texas.
- *
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * on the rights to use, copy, modify, merge, publish, distribute, sub
- * license, and/or sell copies of the Software, and to permit persons to whom
- * the Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
- * ATI, TUNGSTEN GRAPHICS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
- * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
- * USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- */
-
-/* $XFree86$ */
-
-#include "glheader.h"
-#include "imports.h"
-#include "api_noop.h"
-#include "context.h"
-/*#include "mmath.h" */
-#include "mtypes.h"
-#include "enums.h"
-#include "glapi.h"
-#include "colormac.h"
-#include "state.h"
-
-#include "radeon_context.h"
-#include "radeon_state.h"
-#include "radeon_ioctl.h"
-#include "radeon_subset.h"
-
-/**
- * \brief Union for vertex data.
- */
-union vertex_dword {
- float f; /**< \brief floating point value */
- int i; /**< \brief integer point value */
-};
-
-
-/**
- * \brief Maximum number of dwords per vertex.
- *
- * Defined as 10 to hold: \code xyzw rgba st \endcode
- */
-#define MAX_VERTEX_DWORDS 10
-
-
-/**
- * \brief Global vertex buffer data.
- */
-static struct vb_t {
- /**
- * \brief Notification mechanism.
- *
- * These are treated as a stack to allow us to do things like build quads in
- * temporary storage and then emit them as triangles.
- */
- struct {
- GLint vertspace; /**< \brief free vertices count */
- GLint initial_vertspace; /**< \brief total vertices count */
- GLint *dmaptr; /**< \brief */
- void (*notify)( void ); /**< \brief notification callback */
- } stack[2];
-
- /**
- * \brief Storage for current vertex.
- */
- union vertex_dword vertex[MAX_VERTEX_DWORDS];
-
- /**
- * \brief Temporary storage for quads, etc.
- */
- union vertex_dword vertex_store[MAX_VERTEX_DWORDS * 4];
-
- /**
- * \name Color/texture
- *
- * Pointers to either vertex or ctx->Current.Attrib, depending on whether
- * color/texture participates in the current vertex.
- */
- /*@{*/
- GLfloat *floatcolorptr; /**< \brief color */
- GLfloat *texcoordptr; /**< \brief texture */
- /*@}*/
-
- /**
- * \brief Pointer to the GL context.
- */
- GLcontext *context;
-
- /**
- * \brief Active primitive.
- *
- * \note May differ from ctx->Driver.CurrentExecPrimitive.
- */
- /*@{*/
- GLenum prim; /**< \brief primitive */
- GLuint vertex_format; /**< \brief vertex format */
- GLint vertex_size; /**< \brief vertex size */
- GLboolean recheck; /**< \brief set if it's needed to validate this information */
- /*@}*/
-} vb;
-
-
-static void radeonFlushVertices( GLcontext *, GLuint );
-
-
-/**
- * \brief Primitive information table.
- */
-static struct prims_t {
- int start, /**< \brief vertex count for the starting primitive */
- incr, /**< \brief vertex increment for a further primitive */
- hwprim; /**< \brief hardware primitive */
-} prims[10] = {
- { 1, 1, RADEON_CP_VC_CNTL_PRIM_TYPE_POINT },
- { 2, 2, RADEON_CP_VC_CNTL_PRIM_TYPE_LINE },
- { 2, 1, RADEON_CP_VC_CNTL_PRIM_TYPE_LINE_STRIP },
- { 2, 1, RADEON_CP_VC_CNTL_PRIM_TYPE_LINE_STRIP },
- { 3, 3, RADEON_CP_VC_CNTL_PRIM_TYPE_TRI_LIST },
- { 3, 1, RADEON_CP_VC_CNTL_PRIM_TYPE_TRI_STRIP },
- { 3, 1, RADEON_CP_VC_CNTL_PRIM_TYPE_TRI_FAN },
- { 4, 4, RADEON_CP_VC_CNTL_PRIM_TYPE_TRI_LIST },
- { 4, 2, RADEON_CP_VC_CNTL_PRIM_TYPE_TRI_STRIP },
- { 3, 1, RADEON_CP_VC_CNTL_PRIM_TYPE_TRI_FAN },
-};
-
-
-/**
- * \brief Finish the primitive in the vertex buffer.
- *
- * \param rmesa Radeon context.
- *
- * Truncates any redundant vertices off the end of the buffer, emit the
- * remaining vertices and advances the current DMA region.
- */
-static void finish_prim( radeonContextPtr rmesa )
-{
- GLuint prim_end = vb.stack[0].initial_vertspace - vb.stack[0].vertspace;
-
- /* Too few vertices? (eg: 2 vertices for a triangles prim?)
- */
- if (prim_end < prims[vb.prim].start)
- return;
-
- /* Drop redundant vertices off end of primitive. (eg: 5 vertices
- * for triangles prim?)
- */
- prim_end -= (prim_end - prims[vb.prim].start) % prims[vb.prim].incr;
-
- radeonEmitVertexAOS( rmesa, vb.vertex_size, GET_START(&rmesa->dma.current) );
-
- radeonEmitVbufPrim( rmesa, vb.vertex_format,
- prims[vb.prim].hwprim | rmesa->tcl.tcl_flag,
- prim_end );
-
- rmesa->dma.current.ptr =
- rmesa->dma.current.start += prim_end * vb.vertex_size * 4;
-}
-
-
-/**
- * \brief Copy a vertex from the current DMA region
- *
- * \param rmesa Radeon context.
- * \param n vertex index relative to the current DMA region.
- * \param dst destination pointer.
- *
- * Used internally by copy_dma_verts().
- */
-static void copy_vertex( radeonContextPtr rmesa, GLuint n, GLfloat *dst )
-{
- GLuint i;
- GLfloat *src = (GLfloat *)(rmesa->dma.current.address +
- rmesa->dma.current.ptr +
- n * vb.vertex_size * 4);
-
- for (i = 0 ; i < vb.vertex_size; i++)
- dst[i] = src[i];
-}
-
-
-/**
- * \brief Copy last vertices from the current DMA buffer to resume in a new buffer.
- *
- * \param rmesa Radeon context.
- * \param tmp destination buffer.
- *
- * Takes from the current DMA buffer the last vertices necessary to resume in a
- * new buffer, according to the current primitive. Uses internally
- * copy_vertex() for the vertex copying.
- *
- */
-static GLuint copy_dma_verts( radeonContextPtr rmesa,
- GLfloat (*tmp)[MAX_VERTEX_DWORDS] )
-{
- GLuint ovf, i;
- GLuint nr = vb.stack[0].initial_vertspace - vb.stack[0].vertspace;
-
- switch( vb.prim )
- {
- case GL_POINTS:
- return 0;
- case GL_LINES:
- ovf = nr&1;
- for (i = 0 ; i < ovf ; i++)
- copy_vertex( rmesa, nr-ovf+i, tmp[i] );
- return i;
- case GL_LINE_STRIP:
- if (nr == 0)
- return 0;
- copy_vertex( rmesa, nr-1, tmp[0] );
- return 1;
- case GL_LINE_LOOP:
- case GL_TRIANGLE_FAN:
- case GL_POLYGON:
- if (nr == 0)
- return 0;
- else if (nr == 1) {
- copy_vertex( rmesa, 0, tmp[0] );
- return 1;
- } else {
- copy_vertex( rmesa, 0, tmp[0] );
- copy_vertex( rmesa, nr-1, tmp[1] );
- return 2;
- }
- case GL_TRIANGLES:
- ovf = nr % 3;
- for (i = 0 ; i < ovf ; i++)
- copy_vertex( rmesa, nr-ovf+i, tmp[i] );
- return i;
- case GL_QUADS:
- ovf = nr % 4;
- for (i = 0 ; i < ovf ; i++)
- copy_vertex( rmesa, nr-ovf+i, tmp[i] );
- return i;
- case GL_TRIANGLE_STRIP:
- case GL_QUAD_STRIP:
- ovf = MIN2(nr, 2);
- for (i = 0 ; i < ovf ; i++)
- copy_vertex( rmesa, nr-ovf+i, tmp[i] );
- return i;
- default:
- return 0;
- }
-}
-
-static void notify_wrap_buffer( void );
-
-/**
- * \brief Resets the vertex buffer notification mechanism.
- *
- * Fills in vb_t::stack with the values from the current DMA region in
- * radeon_dma::current and sets the notification callback to
- * notify_wrap_buffer().
- */
-static void reset_notify( void )
-{
- radeonContextPtr rmesa = RADEON_CONTEXT( vb.context );
-
- vb.stack[0].dmaptr = (int *)(rmesa->dma.current.address +
- rmesa->dma.current.ptr);
- vb.stack[0].vertspace = ((rmesa->dma.current.end - rmesa->dma.current.ptr) /
- (vb.vertex_size * 4));
- vb.stack[0].vertspace &= ~1; /* even numbers only -- avoid tristrip parity */
- vb.stack[0].initial_vertspace = vb.stack[0].vertspace;
- vb.stack[0].notify = notify_wrap_buffer;
-}
-
-/**
- * \brief Full buffer notification callback.
- *
- * Makes a copy of the necessary vertices of the current buffer via
- * copy_dma_verts(), gets and resets new buffer via radeon and re-emits the
- * saved vertices.
- */
-static void notify_wrap_buffer( void )
-{
- GLcontext *ctx = vb.context;
- radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
- GLfloat tmp[3][MAX_VERTEX_DWORDS];
- GLuint i, nrverts = 0;
-
- /* Copy vertices out of dma:
- */
- nrverts = copy_dma_verts( rmesa, tmp );
- finish_prim( rmesa );
-
- /* Get new buffer
- */
- radeonRefillCurrentDmaRegion( rmesa );
-
- /* Reset vertspace[0], dmaptr
- */
- reset_notify();
-
- /* Reemit saved vertices
- */
- for (i = 0 ; i < nrverts; i++) {
- memcpy( vb.stack[0].dmaptr, tmp[i], vb.vertex_size * 4 );
- vb.stack[0].dmaptr += vb.vertex_size;
- vb.stack[0].vertspace--;
- }
-}
-
-
-static void notify_noop( void )
-{
- vb.stack[0].dmaptr = (int *)vb.vertex;
- vb.stack[0].notify = notify_noop;
- vb.stack[0].vertspace = 1;
-}
-
-/**
- * \brief Pop the notification mechanism stack.
- *
- * Simply copy the second stack array element into the first.
- *
- * \sa vb_t::stack and push_notify().
- */
-static void pop_notify( void )
-{
- vb.stack[0] = vb.stack[1];
-}
-
-/**
- * \brief Push the notification mechanism stack.
- *
- * \param notify new notify callback for the stack head.
- * \param space space available for vertices in \p store.
- * \param store buffer where to store the vertices.
- *
- * Copy the second stack array element into the first and makes the stack head
- * use the given resources.
- *
- * \sa vb_t::stack and pop_notify().
- */
-static void push_notify( void (*notify)( void ), int space,
- union vertex_dword *store )
-{
- vb.stack[1] = vb.stack[0];
- vb.stack[0].notify = notify;
- vb.stack[0].initial_vertspace = space;
- vb.stack[0].vertspace = space;
- vb.stack[0].dmaptr = (int *)store;
-}
-
-
-/**
- * \brief Emit a stored vertex (in vb_t::vertex_store) to DMA.
- *
- * \param v vertex index.
- *
- * Adds the vertex into the current vertex buffer and calls the notification
- * callback vb_t::notify().
- */
-static void emit_vertex( int v )
-{
- int i, *tmp = (int *)vb.vertex_store + v * vb.vertex_size;
-
- for (i = 0 ; i < vb.vertex_size ; i++)
- *vb.stack[0].dmaptr++ = *tmp++;
-
- if (--vb.stack[0].vertspace == 0)
- vb.stack[0].notify();
-}
-
-
-/**
- * \brief Emit a quad (in vb_t::vertex_store) to DMA as two triangles.
- *
- * \param v0 first vertex index.
- * \param v1 second vertex index.
- * \param v2 third vertex index.
- * \param v3 fourth vertex index.
- *
- * Calls emit_vertex() to emit the triangles' vertices.
- */
-static void emit_quad( int v0, int v1, int v2, int v3 )
-{
- emit_vertex( v0 ); emit_vertex( v1 ); emit_vertex( v3 );
- emit_vertex( v1 ); emit_vertex( v2 ); emit_vertex( v3 );
-}
-
-/**
- * \brief Every fourth vertex in a quad primitive, this is called to emit it.
- *
- * Pops the notification stack, calls emit_quad() and pushes the notification
- * stack again, with itself and the vb_t::vertex_store to process another four
- * vertices.
- */
-static void notify_quad( void )
-{
- pop_notify();
- emit_quad( 0, 1, 2, 3 );
- push_notify( notify_quad, 4, vb.vertex_store );
-}
-
-static void notify_qstrip1( void );
-
-/**
- * \brief After the 4th vertex, emit either a quad or a flipped quad each two
- * vertices.
- *
- * Pops the notification stack, calls emit_quad() with the flipped vertices and
- * pushes the notification stack again, with notify_qstrip1() and the
- * vb_t::vertex_store to process another two vertices.
- *
- * \sa notify_qstrip1().
- */
-static void notify_qstrip0( void )
-{
- pop_notify();
- emit_quad( 0, 1, 3, 2 );
- push_notify( notify_qstrip1, 2, vb.vertex_store );
-}
-
-/**
- * \brief After the 4th vertex, emit either a quad or a flipped quad each two
- * vertices.
- *
- * Pops the notification stack, calls emit_quad() with the straight vertices
- * and pushes the notification stack again, with notify_qstrip0() and the
- * vb_t::vertex_store to process another two vertices.
- *
- * \sa notify_qstrip0().
- */
-static void notify_qstrip1( void )
-{
- pop_notify();
- emit_quad( 2, 3, 1, 0 );
- push_notify( notify_qstrip0, 2, vb.vertex_store + 2*vb.vertex_size );
-}
-
-/**
- * \brief Emit the saved vertex (but hang on to it for later).
- *
- * Continue processing this primitive as a linestrip.
- *
- * Pops the notification stack and calls emit_quad with the first vertex.
- */
-static void notify_lineloop0( void )
-{
- pop_notify();
- emit_vertex(0);
-}
-
-/**
- * \brief Invalidate the current vertex format.
- *
- * \param ctx GL context.
- *
- * Sets the vb_t::recheck flag.
- */
-void radeonVtxfmtInvalidate( GLcontext *ctx )
-{
- vb.recheck = GL_TRUE;
-}
-
-
-/**
- * \brief Validate the vertex format from the context.
- *
- * \param ctx GL context.
- *
- * Signals a new primitive and determines the appropriate vertex format and
- * size. Points vb_t::floatcolorptr and vb_t::texcoordptr to the current vertex
- * and sets them to the current color and texture attributes.
- *
- * Clears the vb_t::recheck flag on exit.
- */
-static void radeonVtxfmtValidate( GLcontext *ctx )
-{
- radeonContextPtr rmesa = RADEON_CONTEXT( ctx );
- GLuint ind = (RADEON_CP_VC_FRMT_Z |
- RADEON_CP_VC_FRMT_FPCOLOR |
- RADEON_CP_VC_FRMT_FPALPHA);
-
- if (ctx->Driver.NeedFlush)
- ctx->Driver.FlushVertices( ctx, ctx->Driver.NeedFlush );
-
- if (ctx->Texture.Unit[0]._ReallyEnabled)
- ind |= RADEON_CP_VC_FRMT_ST0;
-
- RADEON_NEWPRIM(rmesa);
- vb.vertex_format = ind;
- vb.vertex_size = 3;
-
- /* Would prefer to use ubyte floats in the vertex:
- */
- vb.floatcolorptr = &vb.vertex[vb.vertex_size].f;
- vb.vertex_size += 4;
- vb.floatcolorptr[0] = ctx->Current.Attrib[VERT_ATTRIB_COLOR0][0];
- vb.floatcolorptr[1] = ctx->Current.Attrib[VERT_ATTRIB_COLOR0][1];
- vb.floatcolorptr[2] = ctx->Current.Attrib[VERT_ATTRIB_COLOR0][2];
- vb.floatcolorptr[3] = ctx->Current.Attrib[VERT_ATTRIB_COLOR0][3];
-
- if (ind & RADEON_CP_VC_FRMT_ST0) {
- vb.texcoordptr = &vb.vertex[vb.vertex_size].f;
- vb.vertex_size += 2;
- vb.texcoordptr[0] = ctx->Current.Attrib[VERT_ATTRIB_TEX0][0];
- vb.texcoordptr[1] = ctx->Current.Attrib[VERT_ATTRIB_TEX0][1];
- }
- else
- vb.texcoordptr = ctx->Current.Attrib[VERT_ATTRIB_TEX0];
-
- vb.recheck = GL_FALSE;
- ctx->Driver.NeedFlush = FLUSH_UPDATE_CURRENT;
-}
-
-
-#define RESET_STIPPLE() do { \
- RADEON_STATECHANGE( rmesa, lin ); \
- radeonEmitState( rmesa ); \
-} while (0)
-
-#define AUTO_STIPPLE( mode ) do { \
- RADEON_STATECHANGE( rmesa, lin ); \
- if (mode) \
- rmesa->hw.lin.cmd[LIN_RE_LINE_PATTERN] |= \
- RADEON_LINE_PATTERN_AUTO_RESET; \
- else \
- rmesa->hw.lin.cmd[LIN_RE_LINE_PATTERN] &= \
- ~RADEON_LINE_PATTERN_AUTO_RESET; \
- radeonEmitState( rmesa ); \
-} while (0)
-
-
-/**
- * \brief Process glBegin().
- *
- * \param mode primitive.
- */
-static void radeon_Begin( GLenum mode )
-{
- GLcontext *ctx = vb.context;
- radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
- GLuint se_cntl;
-
- if (mode > GL_POLYGON) {
- _mesa_error( ctx, GL_INVALID_ENUM, "glBegin" );
- return;
- }
-
- if (ctx->Driver.CurrentExecPrimitive != GL_POLYGON+1) {
- _mesa_error( ctx, GL_INVALID_OPERATION, "glBegin" );
- return;
- }
-
- if (ctx->NewState)
- _mesa_update_state( ctx );
-
- if (rmesa->NewGLState)
- radeonValidateState( ctx );
-
- if (vb.recheck)
- radeonVtxfmtValidate( ctx );
-
- /* Do we need to grab a new DMA region for the vertices?
- */
- if (rmesa->dma.current.ptr + 12*vb.vertex_size*4 > rmesa->dma.current.end) {
- RADEON_NEWPRIM( rmesa );
- radeonRefillCurrentDmaRegion( rmesa );
- }
-
- reset_notify();
- vb.prim = ctx->Driver.CurrentExecPrimitive = mode;
- se_cntl = rmesa->hw.set.cmd[SET_SE_CNTL] | RADEON_FLAT_SHADE_VTX_LAST;
-
- if (ctx->Line.StippleFlag &&
- (mode == GL_LINES ||
- mode == GL_LINE_LOOP ||
- mode == GL_LINE_STRIP))
- RESET_STIPPLE();
-
- switch( mode ) {
- case GL_LINES:
- if (ctx->Line.StippleFlag)
- AUTO_STIPPLE( GL_TRUE );
- break;
- case GL_LINE_LOOP:
- vb.prim = GL_LINE_STRIP;
- push_notify( notify_lineloop0, 1, vb.vertex_store );
- break;
- case GL_QUADS:
- vb.prim = GL_TRIANGLES;
- push_notify( notify_quad, 4, vb.vertex_store );
- break;
- case GL_QUAD_STRIP:
- if (ctx->_TriangleCaps & DD_FLATSHADE) {
- vb.prim = GL_TRIANGLES;
- push_notify( notify_qstrip0, 4, vb.vertex_store );
- }
- break;
- case GL_POLYGON:
- if (ctx->_TriangleCaps & DD_FLATSHADE)
- se_cntl &= ~RADEON_FLAT_SHADE_VTX_LAST;
- break;
- default:
- break;
- }
-
- if (se_cntl != rmesa->hw.set.cmd[SET_SE_CNTL]) {
- RADEON_STATECHANGE( rmesa, set );
- rmesa->hw.set.cmd[SET_SE_CNTL] = se_cntl;
- }
-}
-
-
-/**
- * \brief Process glEnd().
- *
- */
-static void radeon_End( void )
-{
- GLcontext *ctx = vb.context;
- radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
-
- if (ctx->Driver.CurrentExecPrimitive == GL_POLYGON+1) {
- _mesa_error( ctx, GL_INVALID_OPERATION, "glEnd" );
- return;
- }
-
- /* Need to finish a line loop?
- */
- if (ctx->Driver.CurrentExecPrimitive == GL_LINE_LOOP)
- emit_vertex( 0 );
-
- /* Need to pop off quads/quadstrip/etc notification?
- */
- if (vb.stack[0].notify != notify_wrap_buffer)
- pop_notify();
-
- finish_prim( rmesa );
-
- if (ctx->Driver.CurrentExecPrimitive == GL_LINES && ctx->Line.StippleFlag)
- AUTO_STIPPLE( GL_FALSE );
-
- ctx->Driver.CurrentExecPrimitive = GL_POLYGON+1;
- notify_noop();
-}
-
-
-
-/**
- * \brief Flush vertices.
- *
- * \param ctx GL context.
- * \param flags flags.
- *
- * If FLUSH_UPDATE_CURRENT is et in \p flags then the current vertex attributes
- * in the GL context is updated from vb_t::floatcolorptr and vb_t::texcoordptr.
- */
-static void radeonFlushVertices( GLcontext *ctx, GLuint flags )
-{
- if (flags & FLUSH_UPDATE_CURRENT) {
- ctx->Current.Attrib[VERT_ATTRIB_COLOR0][0] = vb.floatcolorptr[0];
- ctx->Current.Attrib[VERT_ATTRIB_COLOR0][1] = vb.floatcolorptr[1];
- ctx->Current.Attrib[VERT_ATTRIB_COLOR0][2] = vb.floatcolorptr[2];
- ctx->Current.Attrib[VERT_ATTRIB_COLOR0][3] = vb.floatcolorptr[3];
-
- if (vb.vertex_format & RADEON_CP_VC_FRMT_ST0) {
- ctx->Current.Attrib[VERT_ATTRIB_TEX0][0] = vb.texcoordptr[0];
- ctx->Current.Attrib[VERT_ATTRIB_TEX0][1] = vb.texcoordptr[1];
- ctx->Current.Attrib[VERT_ATTRIB_TEX0][2] = 0.0F;
- ctx->Current.Attrib[VERT_ATTRIB_TEX0][3] = 1.0F;
- }
- }
-
- ctx->Driver.NeedFlush &= ~FLUSH_STORED_VERTICES;
-}
-
-
-/**
- * \brief Set current vertex coordinates.
- *
- * \param x x vertex coordinate.
- * \param y y vertex coordinate.
- * \param z z vertex coordinate.
- *
- * Set the current vertex coordinates. If run out of space in this buffer call
- * the notification callback.
- */
-static __inline__ void radeon_Vertex3f( GLfloat x, GLfloat y, GLfloat z )
-{
- int i;
-
- *vb.stack[0].dmaptr++ = *(int *)&x;
- *vb.stack[0].dmaptr++ = *(int *)&y;
- *vb.stack[0].dmaptr++ = *(int *)&z;
-
- for (i = 3; i < vb.vertex_size; i++)
- *vb.stack[0].dmaptr++ = vb.vertex[i].i;
-
- if (--vb.stack[0].vertspace == 0)
- vb.stack[0].notify();
-}
-
-/**
- * \brief Set current vertex color.
- *
- * \param r red color component.
- * \param g gree color component.
- * \param b blue color component.
- * \param a alpha color component.
- *
- * Sets the current vertex color via vb_t::floatcolorptr.
- */
-static __inline__ void radeon_Color4f( GLfloat r, GLfloat g,
- GLfloat b, GLfloat a )
-{
- GLfloat *dest = vb.floatcolorptr;
- dest[0] = r;
- dest[1] = g;
- dest[2] = b;
- dest[3] = a;
-}
-
-/**
- * \brief Set current vertex texture coordinates.
- *
- * \param s texture coordinate.
- * \param t texture coordinate.
- *
- * Sets the current vertex color via vb_t::texcoordptr.
- */
-static __inline__ void radeon_TexCoord2f( GLfloat s, GLfloat t )
-{
- GLfloat *dest = vb.texcoordptr;
- dest[0] = s;
- dest[1] = t;
-}
-
-/**
- * Calls radeon_Vertex3f(), which is expanded inline by the compiler to be
- * efficient.
- */
-static void radeon_Vertex3fv( const GLfloat *v )
-{
- radeon_Vertex3f( v[0], v[1], v[2] );
-}
-
-/**
- * Calls radeon_Vertex3f(), which is expanded inline by the compiler to be
- * efficient.
- */
-static void radeon_Vertex2f( GLfloat x, GLfloat y )
-{
- radeon_Vertex3f( x, y, 0 );
-}
-
-/**
- * Calls radeon_Vertex3f(), which is expanded inline by the compiler to be
- * efficient.
- */
-static void radeon_Vertex2fv( const GLfloat *v )
-{
- radeon_Vertex3f( v[0], v[1], 0 );
-}
-
-/**
- * Calls radeon_Vertex3f(), which is expanded inline by the compiler to be
- * efficient.
- */
-static void radeon_Color4fv( const GLfloat *v )
-{
- radeon_Color4f( v[0], v[1], v[2], v[3] );
-}
-
-/**
- * Calls radeon_Color4f(), which is expanded inline by the compiler to be
- * efficient.
- */
-static void radeon_Color3f( GLfloat r, GLfloat g, GLfloat b )
-{
- radeon_Color4f( r, g, b, 1.0 );
-}
-
-/**
- * Calls radeon_Color4f(), which is expanded inline by the compiler to be
- * efficient.
- */
-static void radeon_Color3fv( const GLfloat *v )
-{
- radeon_Color4f( v[0], v[1], v[2], 1.0 );
-}
-
-/**
- * Calls radeon_TexCoord2f(), which is expanded inline by the compiler to be
- * efficient.
- */
-static void radeon_TexCoord2fv( const GLfloat *v )
-{
- radeon_TexCoord2f( v[0], v[1] );
-}
-
-
-/**
- * No-op.
- */
-void radeonVtxfmtUnbindContext( GLcontext *ctx )
-{
-}
-
-/**
- * No-op.
- */
-void radeonVtxfmtMakeCurrent( GLcontext *ctx )
-{
-}
-
-/**
- * No-op.
- */
-void radeonVtxfmtDestroy( GLcontext *ctx )
-{
-}
-
-/**
- * \brief Software rendering fallback.
- *
- * \param ctx GL context.
- * \param bit fallback bitmask.
- * \param mode enable or disable.
- *
- * Does nothing except display a warning message if \p mode is set.
- */
-void radeonFallback( GLcontext *ctx, GLuint bit, GLboolean mode )
-{
- if (mode)
- fprintf(stderr, "Warning: hit nonexistant fallback path!\n");
-}
-
-/**
- * \brief Software TCL fallback.
- *
- * \param ctx GL context.
- * \param bit fallback bitmask.
- * \param mode enable or disable.
- *
- * Does nothing except display a warning message if \p mode is set.
- */
-void radeonTclFallback( GLcontext *ctx, GLuint bit, GLboolean mode )
-{
- if (mode)
- fprintf(stderr, "Warning: hit nonexistant fallback path!\n");
-}
-
-/**
- * \brief Called by radeonPointsBitmap() to disable TCL.
- *
- * \param rmesa Radeon context.
- * \param flag whether to enable or disable TCL.
- *
- * Updates radeon_tcl_info::tcl_flag.
- */
-void radeonSubsetVtxEnableTCL( radeonContextPtr rmesa, GLboolean flag )
-{
- rmesa->tcl.tcl_flag = flag ? RADEON_CP_VC_CNTL_TCL_ENABLE : 0;
-}
-
-
-
-/**********************************************************************/
-/** \name Noop mode for operation without focus */
-/**********************************************************************/
-/*@{*/
-
-
-/**
- * \brief Process glBegin().
- *
- * \param mode primitive.
- */
-static void radeon_noop_Begin(GLenum mode)
-{
- GET_CURRENT_CONTEXT(ctx);
-
- if (mode > GL_POLYGON) {
- _mesa_error( ctx, GL_INVALID_ENUM, "glBegin" );
- return;
- }
-
- if (ctx->Driver.CurrentExecPrimitive != GL_POLYGON+1) {
- _mesa_error( ctx, GL_INVALID_OPERATION, "glBegin" );
- return;
- }
-
- ctx->Driver.CurrentExecPrimitive = mode;
-}
-
-/**
- * \brief Process glEnd().
- */
-static void radeon_noop_End(void)
-{
- GET_CURRENT_CONTEXT(ctx);
- ctx->Driver.CurrentExecPrimitive = GL_POLYGON+1;
-}
-
-
-/**
- * \brief Install the noop callbacks.
- *
- * \param ctx GL context.
- *
- * Installs the noop callbacks into the glapi table. These functions
- * will not attempt to emit any DMA vertices, but will keep internal
- * GL state updated. Borrows heavily from the select code.
- */
-static void radeon_noop_Install( GLcontext *ctx )
-{
- ctx->Exec->Begin = radeon_noop_Begin;
- ctx->Exec->End = radeon_noop_End;
-
- vb.texcoordptr = ctx->Current.Attrib[VERT_ATTRIB_TEX0];
- vb.floatcolorptr = ctx->Current.Attrib[VERT_ATTRIB_COLOR0];
-
- notify_noop();
-}
-
-
-/**
- * \brief Setup the GL context callbacks.
- *
- * \param ctx GL context.
- *
- * Setups the GL context callbacks and links _glapi_table entries related to
- * the glBegin()/glEnd() pairs to the functions in this module.
- *
- * Called by radeonCreateContext() and radeonRenderMode().
- */
-void radeonVtxfmtInit( GLcontext *ctx )
-{
- radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
- struct _glapi_table *exec = ctx->Exec;
-
- exec->Color3f = radeon_Color3f;
- exec->Color3fv = radeon_Color3fv;
- exec->Color4f = radeon_Color4f;
- exec->Color4fv = radeon_Color4fv;
- exec->TexCoord2f = radeon_TexCoord2f;
- exec->TexCoord2fv = radeon_TexCoord2fv;
- exec->Vertex2f = radeon_Vertex2f;
- exec->Vertex2fv = radeon_Vertex2fv;
- exec->Vertex3f = radeon_Vertex3f;
- exec->Vertex3fv = radeon_Vertex3fv;
- exec->Begin = radeon_Begin;
- exec->End = radeon_End;
-
- vb.context = ctx;
-
- ctx->Driver.FlushVertices = radeonFlushVertices;
- ctx->Driver.CurrentExecPrimitive = GL_POLYGON+1;
-
- if (rmesa->radeonScreen->buffers) {
- radeonVtxfmtValidate( ctx );
- notify_noop();
- }
- else
- radeon_noop_Install( ctx );
-}
-
-
-/*@}*/
-
-
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-24 21:13:41 +0000